{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "data breach", "arguments": ["tool", "victim", "compromised data", "damage amount", "purpose", "number of data", "attack pattern", "place", "attacker", "time"]}], "input": "A scam artist may take advantage of knowledge gained from online research and earlier attempts to masquerade as a legitimate source , including presenting the look and feel of authentic communications , such as using an official logo ."}
{"data breach": []}